source: GTP/trunk/App/Demos/Vis/FriendlyCulling/src/shaders/antialiasing.cg @ 2864

struct v2p
{
        float tc0: TEXCOORD0; // Center
        float tc1: TEXCOORD1; // Center
        float tc2: TEXCOORD2; // Center
        float tc3: TEXCOORD3; // Center
        float tc4: TEXCOORD4; // Center
        float tc5: TEXCOORD5; // Center
        float tc6: TEXCOORD6; // Center
}


uniform sampler2D s_distort;
uniform hlf4 e_barrier;
uniform half4 e_weights;
uniform half4 e_kernel;

half4 main(v2p) : COLOR
{


        // discontinuity filter
        /*float nc = tex1D(s_normal, I.tc0);
        float nd;

        nd.x = dot(nc, float3(tex2D(s_normal, I.tc1));
        nd.y = dot(nc, float3(tex2D(s_normal, I.tc2));
        nd.z = dot(nc, float3(tex2D(s_normal, I.tc3));
        nd.w = dot(nc, float3(tex2D(s_normal, I.tc4));

        nd -= e_barrier.x;
        nd = max(0, nd);

        float ne = saturate(dot(nd, e_weights.x));

        float 4 tc5r = = I.tc5.wzyx;
        float 4 tc6r = = I.tc6.wzyx;
*/

}




struct fragment
{
  float4 pos: WPOS; // normalized screen position
  float4 texCoord: TEXCOORD0; 
};

struct pixel
{
  float4 color: COLOR0;
};


pixel main(fragment IN, 
           uniform sampler2D colorsTex1,
           uniform sampler2D colorsTex2)
{
  pixel OUT;
  
  float4 col1 = tex2D(colorsTex1, IN.texCoord.xy);
  float4 col2 = tex2D(colorsTex2, IN.texCoord.xy);
  
  const float x = 0.5f;
  OUT.color = col1 * x + col2 * (1.0f - x);

  return OUT;
}